Vertical extension for a walker



FIG. 1 is a perspective view of a vertical extension for a walker in accordance with the present invention.

FIG. 2 is a back view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a top view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is a right side view thereof.

FIG. 7 is a left side view thereof; and,

FIG. 8 is a perspective view thereof with a walker shown in broken lines to illustrate a use of the vertical extension.

The broken lines shown in the drawings illustrate portions of the vertical extension for a walker that form no part of the claimed design. The walker illustrated in broken line and shown in FIG. 8 forms no part of the claimed design. 

CLAIM The ornamental design for a vertical extension for a walker, as shown and described. 